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                # PHP print() 函數 ## 定義和用法 print() 函數輸出一個或多個字符串。 ### 語法 ``` print(strings) ``` | 參數 | 描述 | | --- | --- | | strings | 必需。發送到輸出的一個或多個字符串。 | ## 提示和注釋 注釋:print() 函數實際上不是函數,所以您不必對它使用括號。 注釋:print() 函數稍慢于 [echo()](/php/func_string_echo.asp "PHP echo() 函數")。 ## 例子 ### 例子 1 ``` <?php $str = "Who's John Adams?"; print $str; print "<br />"; print $str."<br />I don't know!"; ?> ``` 輸出: ``` Who's John Adams? Who's John Adams? I don't know! ``` ### 例子 2 ``` <?php print "This text spans multiple lines."; ?> ``` 輸出: ``` This text spans multiple lines. ``` ### 例子 3 ``` <?php $color = "red"; print "Roses are $color"; print "<br />"; print 'Roses are $color'; ?> ``` 輸出: ``` Roses are red Roses are $color ```
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